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A279397 Row sums of triangle A279396. 1

%I #5 Jan 10 2017 07:14:18

%S 1,1,4,9,25,69,217,745,2801,11399,49859,232639,1151397,6017345,

%T 33084489,190780154,1150686536,7241926820,47455774001,323158817943,

%U 2282794174761,16700943712871,126356690691651,987303203599953,7957130740261570,66071751478724210,564631175841553564,4961038559732049506,44775183035039043106

%N Row sums of triangle A279396.

%D G. H. Hardy, Ramanujan: twelve lectures on subjects suggested by his life and work, AMS Chelsea Publishing, Providence, Rhode Island, 2002, p. 142.

%F a(n) = Sum_{m=1..n} A279396(n, m) =

%F Sum_{m=1..n} sigma^*_{n-m}(m), n >= 1, with the definition of sigma^*_k(n) given in the Hardy reference or in a comment in A279395.

%Y Cf. A279395, A279396.

%K nonn,easy

%O 1,3

%A _Wolfdieter Lang_, Jan 10 2017

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Last modified April 24 08:56 EDT 2024. Contains 371934 sequences. (Running on oeis4.)